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4N-7798 COVER GP-FLYWHEEL HOUSING REAR STRUCTURE 3412 MARINE ENGINE




BASIC ENGINE

HOUSING GP-FLYWHEEL
 

#SEBP31790020
 

4N-7798: COVER GP-FLYWHEEL HOUSING

4N-7798 COVER GP-FLYWHEEL HOUSING
REAR STRUCTURE
i00370964 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1594 [3] BOLT (3/8-16X1-IN)  
2. 5M-2894 [14] WASHER-HARD (10.2X18.5X2.5-MM THK)  
3. 2P-2772 [2] COVER  
  4N-0933 [2] GASKET  
4. 0S-1619 [1] BOLT (3/8-16X3-IN)  
5. 1A-0291 [1] COVER-SHAFT  
  2M-5446 [1] GASKET  
6. 1A-2029 [8] BOLT (3/8-16X1.125-IN)  
7. 4P-8425 C [1] COVER-ACCESSORY DRIVE  
8. 6F-7012 [2] STUD-TAPERLOCK (3/8-16X1.57-IN)  
  9S-8752 C [2] NUT-FULL (3/8-16-THD)  
9. 0S-1566 [3] BOLT (5/8-11X1.5-IN)  
  5P-8247 [3] WASHER-HARD (17X32X3.5-MM THK)  
10. 4N-1114 [1] COVER  
11. 9Y-6089 C [1] GASKET  
12. 4P-7820 C [1] COVER-ACCESSORY DRIVE  
13. 125-9794 C [2] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP31790021
 

1N-4607: COVER GP-FRONT HOUSING

1N-4607 COVER GP-FRONT HOUSING
S/N 60M5161-8500
i00352656 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-2509 [1] COVER  
  6N-2508 [1] GASKET  
2. 0S-1594 [3] BOLT (3/8-16X1-IN)  
3. 3M-0496 [1] STUD-TAPERLOCK (3/8-16X2.6-IN)  
4. 9S-8752 [7] NUT-FULL (3/8-16-THD)  
5. 5M-2894 [11] WASHER-HARD (10.2X18.5X2.5-MM THK)  
6. 9N-5576 [1] COVER-FUEL PUMP GEAR  
  4N-1998 [1] GASKET (FUEL PUMP GEAR)  
7. 5F-4899 [4] BOLT (3/8-16X5.5-IN)  
8. 0L-1352 [6] BOLT (3/8-16X3.25-IN)  
9. 2P-1974 [3] STUD-TAPERLOCK (3/8-16X4.2-IN)  
10. 234-8937 [1] SEAL-INTEGRAL  
11. 2P-2772 [1] COVER  
12. 1A-2029 [2] BOLT (3/8-16X1.125-IN)  
13. 3K-3256 [1] STUD-TAPERLOCK (3/8-16X1.7-IN)  
14. 4P-7820 [1] COVER-ACCESSORY DRIVE  
  5F-3144 [1] SEAL-O-RING  
15. 4F-9081 [1] STUD  
16. 008-3851 [3] BOLT  
17. 4K-9628 [2] BOLT-12 POINT HEAD (3/8-16X0.87-IN)  
18. 8M-4435 [1] SEAL-O-RING  
19. 8N-4731 [1] ADAPTER-PUMP  
20. 4S-5898 [1] SEAL-O-RING  
21. 0L-0659 [6] STUD  
  0S-1573 F [8] BOLT (1/2-13X4-IN)(MTD ON FRONT HSG)  
  F   NOT SHOWN
 

#SEBP31790022
 

4N-6798: COVER GP-FRONT HOUSING

4N-6798 COVER GP-FRONT HOUSING
i00107929 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-2509 [1] COVER  
  6N-2508 [1] GASKET  
2. 0S-1594 [3] BOLT (3/8-16X1-IN)  
3. 3M-0496 [1] STUD-TAPERLOCK (3/8-16X2.6-IN)  
4. 9S-8752 C [7] NUT-FULL (3/8-16-THD)  
5. 5M-2894 [11] WASHER-HARD (10.2X18.5X2.5-MM THK)  
6. 9N-5576 [1] COVER-FUEL PUMP GEAR  
  4N-1998 [1] GASKET (FUEL PUMP GEAR)  
7. 5F-4899 [4] BOLT (3/8-16X5.5-IN)  
8. 0L-1352 [6] BOLT (3/8-16X3.25-IN)  
9. 2P-1974 [3] STUD-TAPERLOCK (3/8-16X4.2-IN)  
10. 4N-0933 [1] GASKET  
11. 2P-2772 [1] COVER  
12. 1A-2029 [2] BOLT (3/8-16X1.125-IN)  
13. 3K-3256 [1] STUD-TAPERLOCK (3/8-16X1.7-IN)  
14. 4P-7820 C [1] COVER-ACCESSORY DRIVE  
  5F-3144 C [1] SEAL-O-RING  
15. 4F-9081 [1] STUD  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP31790023
 

4W-5388: COVER GP-VALVE MECHANISM

4W-5388 COVER GP-VALVE MECHANISM
FOR USE WITH HEAT EXCHANGER COOLED ENGINES
i00379636 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7C-7878 C [1] COVER AS-VALVE MECHANISM  
  7C-6514 [1] ADAPTER  
  272-2583 [1] SEAL-O-RING  
  9Y-0015 [1] COVER-ROCKER ARM  
2. 7C-7876 C [1] COVER AS-VALVE MECHANISM  
  7C-6514 [2] ADAPTER  
  9Y-0015 [1] COVER-ROCKER ARM  
  272-2583 [2] SEAL-O-RING  
3. 9L-8925 [57] BOLT (5/16-18X1.25-IN)  
4. 4W-2580 [4] BASE-VALVE MECHANISM COVER  
5. 5P-5678 D SEAL (1.4-M EACH)  
5A. 5P-5678 D SEAL (3.2-M EACH)  
5B. 5P-5678 D SEAL (2.8-M)  
6. 6N-2985 J [1] CAP AS-FILLER (ENGINE OIL)  
7. 6N-2758 [2] COVER-ROCKER ARM  
   
  9L-8925 F [3] BOLT (5/16-18X1.25-IN)  
    (NOT REQUIRED ON MODEL E247)
   
    AVAILABLE REPLACEMENT PART(S):
  113-5253 AJ [1] CAP AS-FILLER (ENGINE OIL)  
  A   NOT PART OF THIS GROUP
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
  F   NOT SHOWN
  J   SERVICED PART MARKED J PROVIDES BLACK ENGINE DRESS-UP OPTION FOR PART MARKED J
 

#SEBP31790024
 

384-9906: CRANKSHAFT AS

384-9906 CRANKSHAFT AS
S/N 60M7787-UP
PART OF 4N-0922 CRANKSHAFT GP
i04789980 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 151-2940 [1] GEAR-CRANKSHAFT (99-TEETH)  
2. 4N-0684 [1] DOWEL  
3. 7S-5005 [1] DOWEL  
 

#SEBP31790025
 

4N-0922: CRANKSHAFT GP

4N-0922 CRANKSHAFT GP
S/N 60M5161-7585
i00089669 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-4088 C [1] CRANKSHAFT AS  
2. 4N-0684 [1] DOWEL  
3. 114-0966 [1] GEAR-CRANKSHAFT (99-TEETH)  
4. 8T-6757 [6] PLUG-PIPE  
5. 7S-5005 [1] DOWEL  
6. 253-1752 J [2] PLATE-THRUST  
7. 2W-1733 [1] SEAL GP-CRANKSHAFT (FRONT)  
8. 4W-5492 J [7] BEARING-MAIN (STANDARD)  
    EACH SERVICED BY
  317-8766 [1] BEARING-MAIN (DIESEL)  
  317-8766 [1] BEARING-MAIN (GAS)  
  4W-5698 AB BEARING-MAIN (0.63-MM US)  
  4W-5699 AB BEARING-MAIN (1.27-MM US)  
  4W-5700 AB BEARING-MAIN (0.63-MM OS)  
  4W-5701 AB BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
9. 2W-1734 [1] SEAL GP-CRANKSHAFT (REAR)  
   
    AVAILABLE REPAIR KIT(S):
  243-6718 AJ KIT-CRANKSHAFT BEARING (STANDARD)  
    (INCLUDES A COMPLETE SET OF MAIN BEARINGS & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J INCLUDES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP31790026
 

4N-0922: CRANKSHAFT GP

4N-0922 CRANKSHAFT GP
S/N 60M7586-UP
i01131544 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 151-2941 C [1] CRANKSHAFT AS  
2. 4N-0684 [1] DOWEL  
3. 151-2940 [1] GEAR-CRANKSHAFT (99-TEETH)  
4. 8T-6757 [6] PLUG-PIPE  
5. 7S-5005 [1] DOWEL  
6. 253-1752 J [2] PLATE-THRUST  
7. 142-5867 [1] SEAL-CRANKSHAFT (FRONT)  
8. 4W-5492 J [7] BEARING-MAIN (STANDARD)  
    EACH SERVICED BY
  317-8766 [1] BEARING-MAIN (DIESEL)  
  321-5746 [1] BEARING-MAIN (GAS)  
  4W-5698 AB BEARING-MAIN (0.63-MM US)  
  4W-5699 AB BEARING-MAIN (1.27-MM US)  
  4W-5700 AB BEARING-MAIN (0.63-MM OS)  
  4W-5701 AB BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
9. 142-5868 [1] SEAL-CRANKSHAFT (REAR)(REAR)  
   
    AVAILABLE REPAIR KIT(S):
  243-6718 AJ KIT-CRANKSHAFT BEARING (STANDARD)  
    (INCLUDES A COMPLETE SET OF MAIN BEARINGS & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J INCLUDES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP31790027
 

4N-0922: CRANKSHAFT GP

4N-0922 CRANKSHAFT GP
S/N 60M7787-UP
i02302821 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 384-9906 CY [1] CRANKSHAFT AS  
2. 317-8766 J [7] BEARING-MAIN (STANDARD)  
  4W-5698 AB BEARING-MAIN (0.63-MM US)  
  4W-5699 AB BEARING-MAIN (1.27-MM US)  
  4W-5700 AB BEARING-MAIN (0.63-MM OS)  
  4W-5701 AB BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
3. 253-1752 J [2] PLATE-THRUST  
4. 319-0785 Y [1] SEAL GP-CRANKSHAFT (REAR)  
5. 319-7401 Y [1] SEAL GP-CRANKSHAFT (FRONT)  
   
    AVAILABLE REPAIR KIT(S):
  243-6718 AJ KIT-CRANKSHAFT BEARING (STANDARD)  
    (INCLUDES A COMPLETE SET OF MAIN BEARING & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J INCLUDES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP31790028
 

122-2243: CYLINDER BLOCK AS

122-2243 CYLINDER BLOCK AS
S/N 60M6271-UP
PART OF 123-0978, 1W-5915, 4N-2624 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@126-1377@@@@@, 12- 7W-4990 TUBE AS-OIL JET, 12-111-8606 BOLT-OIL JET, 12-168-4538 TUBE AS-OIL JET
i00519220 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-6492 [2] PLUG-PIPE (1/2-14-THD)  
2. 4N-6658 [2] BUSHING (1.3-IN WIDE)  
3. 4N-0685 [5] BUSHING (1-IN WIDE)  
4. 197-9322 [12] LINER-CYLINDER BLOCK  
5. 142-7072 [12] SEAL-LINER (COOLANT)  
6. 4N-5858 [7] CAP (CRANKSHAFT BEARING)  
7. 3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
8. 9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
9. 9L-5854 [12] BAND-FILLER (130.2-MM ID)  
10. 110-2220 [12] SEAL-LINER  
11. 142-6217 [12] SEAL-O-RING  
   
  2W-3815 ABF INSERT-LINER SEAT (1.605-MM THK)  
  5N-0093 ABF INSERT-LINER SEAT (2.71-MM THK)  
  6I-4361 ABF INSERT-LINER SEAT (0.772-MM THK)  
  6I-4362 ABF INSERT-LINER SEAT (0.872-MM THK)  
  6I-4363 ABF INSERT-LINER SEAT (1.555-MM THK)  
  6I-4364 ABF INSERT-LINER SEAT (1.655-MM THK)  
  6I-4365 ABF INSERT-LINER SEAT (2.66-MM THK)  
  6I-4366 ABF INSERT-LINER SEAT (2.76-MM THK)  
  9Y-3368 ABF INSERT-LINER SEAT (0.822-MM THK)  
  101-0523 ABF INSERT-LINER SEAT (5.21-MM THK)  
  101-0524 ABF INSERT-LINER SEAT (5.16-MM THK)  
  101-0525 ABF INSERT-LINER SEAT (5.26-MM THK)  
  159-9778 ABF LINER-CYLINDER BLOCK  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  F   NOT SHOWN
 

#SEBP31790029
 

122-8601: CYLINDER BLOCK AS

122-8601 CYLINDER BLOCK AS
S/N 60M5161-6270
PART OF 122-8607, 122-8608, 123-0978 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@ 2W-5208@@@@@
i00512814 SEBP3179
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
2. 4N-6658 [2] BUSHING (1.3-IN WIDE)  
3. 4N-0685 [5] BUSHING (1-IN WIDE)  
4. 2W-6000 [12] LINER-CYLINDER BLOCK  
5. 110-2220 [36] SEAL-LINER  
6. 4N-5858 [7] CAP (CRANKSHAFT BEARING)  
7. 3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
  9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
8. 7W-6492 [2] PLUG-PIPE (1/2-14-THD)  
9. 9L-5854 [12] BAND-FILLER (130.2-MM ID)  
   
  2W-3815 ABF INSERT-LINER SEAT (1.605-MM THK)  
  5N-0093 ABF INSERT-LINER SEAT (2.71-MM THK)  
  6I-4361 ABF INSERT-LINER SEAT (0.772-MM THK)  
  6I-4362 ABF INSERT-LINER SEAT (0.872-MM THK)  
  6I-4363 ABF INSERT-LINER SEAT (1.555-MM THK)  
  6I-4364 ABF INSERT-LINER SEAT (1.655-MM THK)  
  6I-4365 ABF INSERT-LINER SEAT (2.66-MM THK)  
  6I-4366 ABF INSERT-LINER SEAT (2.76-MM THK)  
  9Y-3368 ABF INSERT-LINER SEAT (0.822-MM THK)  
  101-0523 ABF INSERT-LINER SEAT (5.21-MM THK)  
  101-0524 ABF INSERT-LINER SEAT (5.16-MM THK)  
  101-0525 ABF INSERT-LINER SEAT (5.26-MM THK)  
  159-9778 ABF LINER-CYLINDER BLOCK  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  F   NOT SHOWN
 

Information:

Engine News
Service Letter-NACD
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Specifications
Flywheel Housing<BR> (4N1890)
3412 INDUSTRIAL AND MARINE ENGINES
Flywheel Housing<BR> (4N2931)
3412 INDUSTRIAL AND MARINE ENGINES
Flywheel Housing<BR> (2W3204)
3412 INDUSTRIAL AND MARINE ENGINES
Flywheel Housing Bore
3412 INDUSTRIAL AND MARINE ENGINES
Flywheel Housing
3408C and 3412C Marine Engines
Service Letter-China
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Asia
Service Letter-APD
Disassembly and Assembly
Crankshaft Rear Seal &amp; Wear Sleeve
3408C & 3412C MARINE ENGINES
Flywheel Housing
3408C & 3412C MARINE ENGINES
Crankshaft Rear Seal &amp; Wear Sleeve
3412 INDUSTRIAL & MARINE ENGINES
Flywheel Housing (Industrial Engine)
3412 INDUSTRIAL & MARINE ENGINES
Flywheel Housing (Marine Engine)
3412 INDUSTRIAL & MARINE ENGINES
Service Magazine

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